Nafi, Nasrul Annafi, et al. “400Watt Single Phase Inverter Design With Fuzzy Control for Uninterruptible Power Supply System”. Jurnal ELEMENTER (Elektro Dan Mesin Terapan), vol. 9, no. 2, Nov. 2023, pp. 224-3, doi:10.35143/elementer.v9i2.6073.